Hi Mark > > On Fri, Aug 16, 2019 at 01:03:14AM -0400, Shengjiu Wang wrote: > > > + for (i = 0; i < reg_max; i++) > > + regcache[i] = readl(audmux_base + i * 4); > > If only there were some framework which provided a register cache! 😝 Yes, next step I can refine this driver to use the regmap. Best regards Wang shengjiu _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx https://mailman.alsa-project.org/mailman/listinfo/alsa-devel